================================================================================ UBSAN: Undefined behaviour in net/netfilter/ipset/ip_set_hash_gen.h:125:6 shift exponent 32 is too large for 32-bit type 'unsigned int' CPU: 1 PID: 10713 Comm: syz-executor.2 Not tainted 4.19.150-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x22c/0x33e lib/dump_stack.c:118 ubsan_epilogue+0xe/0x3a lib/ubsan.c:161 __ubsan_handle_shift_out_of_bounds.cold+0x1c4/0x250 lib/ubsan.c:422 audit: type=1800 audit(1602486036.074:99): pid=10693 uid=0 auid=0 ses=4 subj=system_u:system_r:kernel_t:s0 op=collect_data cause=failed(directio) comm="syz-executor.3" name="bus" dev="sda1" ino=15955 res=0 htable_bits net/netfilter/ipset/ip_set_hash_gen.h:125 [inline] hash_ipport_create.cold+0x1a/0x2d net/netfilter/ipset/ip_set_hash_gen.h:1290 ip_set_create+0x70e/0x1380 net/netfilter/ipset/ip_set_core.c:940 FAT-fs (loop4): Unrecognized mount option "ԳvZ{"RGp;d̓e:vk%n|WG4K5sLHUf0.}4cVv=88=ǣyN" or missing value nfnetlink_rcv_msg+0xeff/0x1210 net/netfilter/nfnetlink.c:233 netlink_rcv_skb+0x160/0x440 net/netlink/af_netlink.c:2455 nfnetlink_rcv+0x1b2/0x41b net/netfilter/nfnetlink.c:565 netlink_unicast_kernel net/netlink/af_netlink.c:1318 [inline] netlink_unicast+0x4d5/0x690 net/netlink/af_netlink.c:1344 netlink_sendmsg+0x717/0xcc0 net/netlink/af_netlink.c:1909 sock_sendmsg_nosec net/socket.c:622 [inline] sock_sendmsg+0xc7/0x130 net/socket.c:632 ___sys_sendmsg+0x7bb/0x8f0 net/socket.c:2115 __sys_sendmsg net/socket.c:2153 [inline] __do_sys_sendmsg net/socket.c:2162 [inline] __se_sys_sendmsg net/socket.c:2160 [inline] __x64_sys_sendmsg+0x132/0x220 net/socket.c:2160 do_syscall_64+0xf9/0x670 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x45de59 Code: 0d b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 db b3 fb ff c3 66 2e 0f 1f 84 00 00 00 00 RSP: 002b:00007ff58bfc8c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 0000000000029b40 RCX: 000000000045de59 RDX: 0000000000000000 RSI: 0000000020000200 RDI: 0000000000000003 RBP: 000000000118bf60 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 000000000118bf2c R13: 00007fffca5d98af R14: 00007ff58bfc99c0 R15: 000000000118bf2c ================================================================================ FAT-fs (loop4): Unrecognized mount option "ԳvZ{"RGp;d̓e:vk%n|WG4K5sLHUf0.}4cVv=88=ǣyN" or missing value nf_conntrack: default automatic helper assignment has been turned off for security reasons and CT-based firewall rule not found. Use the iptables CT target to attach helpers instead. QAT: failed to copy from user cfg_data. QAT: failed to copy from user cfg_data. Unknown ioctl 35299 IPVS: ftp: loaded support on port[0] = 21 IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready A link change request failed with some changes committed already. Interface caif0 may have been left with an inconsistent configuration, please check. Unknown ioctl 35299 IPVS: ftp: loaded support on port[0] = 21 mac80211_hwsim: wmediumd released netlink socket, switching to perfect channel medium kauditd_printk_skb: 15 callbacks suppressed audit: type=1800 audit(1602486039.615:115): pid=10861 uid=0 auid=0 ses=4 subj=system_u:system_r:kernel_t:s0 op=collect_data cause=failed(directio) comm="syz-executor.2" name="bus" dev="sda1" ino=15963 res=0 mac80211_hwsim: wmediumd released netlink socket, switching to perfect channel medium mac80211_hwsim: wmediumd released netlink socket, switching to perfect channel medium audit: type=1800 audit(1602486040.275:116): pid=10857 uid=0 auid=0 ses=4 subj=system_u:system_r:kernel_t:s0 op=collect_data cause=failed(directio) comm="syz-executor.5" name="bus" dev="sda1" ino=15961 res=0 audit: type=1800 audit(1602486040.315:117): pid=10893 uid=0 auid=0 ses=4 subj=system_u:system_r:kernel_t:s0 op=collect_data cause=failed(directio) comm="syz-executor.5" name="bus" dev="sda1" ino=15961 res=0 Unknown ioctl 35299 mac80211_hwsim: wmediumd released netlink socket, switching to perfect channel medium CUSE: DEVNAME unspecified CUSE: DEVNAME unspecified device bond0 entered promiscuous mode device bond_slave_0 entered promiscuous mode device bond_slave_1 entered promiscuous mode mkiss: ax0: crc mode is auto. FAT-fs (loop5): Unrecognized mount option "smackfsroot=+-{" or missing value IPVS: ftp: loaded support on port[0] = 21 audit: type=1800 audit(1602486042.786:118): pid=11006 uid=0 auid=0 ses=4 subj=system_u:system_r:kernel_t:s0 op=collect_data cause=failed(directio) comm="syz-executor.5" name="bus" dev="sda1" ino=15974 res=0 audit: type=1800 audit(1602486042.896:119): pid=11014 uid=0 auid=0 ses=4 subj=system_u:system_r:kernel_t:s0 op=collect_data cause=failed(directio) comm="syz-executor.5" name="bus" dev="sda1" ino=15974 res=0 audit: type=1800 audit(1602486043.576:120): pid=11065 uid=0 auid=0 ses=4 subj=system_u:system_r:kernel_t:s0 op=collect_data cause=failed(directio) comm="syz-executor.3" name="bus" dev="sda1" ino=15988 res=0 IPVS: ftp: loaded support on port[0] = 21 kvm: vcpu 0: requested 128 ns lapic timer period limited to 200000 ns audit: type=1800 audit(1602486043.696:121): pid=11070 uid=0 auid=0 ses=4 subj=system_u:system_r:kernel_t:s0 op=collect_data cause=failed(directio) comm="syz-executor.3" name="bus" dev="sda1" ino=15988 res=0 audit: type=1800 audit(1602486043.826:122): pid=11064 uid=0 auid=0 ses=4 subj=system_u:system_r:kernel_t:s0 op=collect_data cause=failed(directio) comm="syz-executor.5" name="bus" dev="sda1" ino=15990 res=0 QAT: failed to copy from user cfg_data. kvm: vcpu 0: requested 128 ns lapic timer period limited to 200000 ns audit: type=1800 audit(1602486044.336:123): pid=11075 uid=0 auid=0 ses=4 subj=system_u:system_r:kernel_t:s0 op=collect_data cause=failed(directio) comm="syz-executor.5" name="bus" dev="sda1" ino=15990 res=0 audit: type=1800 audit(1602486044.426:124): pid=11094 uid=0 auid=0 ses=4 subj=system_u:system_r:kernel_t:s0 op=collect_data cause=failed(directio) comm="syz-executor.3" name="bus" dev="sda1" ino=15988 res=0 SELinux: unrecognized netlink message: protocol=0 nlmsg_type=1107 sclass=netlink_route_socket pid=11100 comm=syz-executor.3 netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. kvm: vcpu 0: requested 128 ns lapic timer period limited to 200000 ns kauditd_printk_skb: 1 callbacks suppressed audit: type=1800 audit(1602486044.906:126): pid=11123 uid=0 auid=0 ses=4 subj=system_u:system_r:kernel_t:s0 op=collect_data cause=failed(directio) comm="syz-executor.5" name="bus" dev="sda1" ino=15971 res=0